ide/ich: Convert to realize

Signed-off-by: NMarkus Armbruster <armbru@redhat.com>
Reviewed-by: NMichael S. Tsirkin <mst@redhat.com>
Signed-off-by: NMichael S. Tsirkin <mst@redhat.com>
Reviewed-by: NGonglei <arei.gonglei@huawei.com>

hw/ide/ich.c

@@ -98,7 +98,7 @@ static void pci_ich9_reset(DeviceState *dev)
     ahci_reset(&d->ahci);
 }
 
-static int pci_ich9_ahci_init(PCIDevice *dev)
+static void pci_ich9_ahci_realize(PCIDevice *dev, Error **errp)
 {
     struct AHCIPCIState *d;
     int sata_cap_offset;
@@ -123,10 +123,11 @@ static int pci_ich9_ahci_init(PCIDevice *dev)
     pci_register_bar(dev, ICH9_MEM_BAR, PCI_BASE_ADDRESS_SPACE_MEMORY,
                      &d->ahci.mem);
 
-    sata_cap_offset = pci_add_capability(dev, PCI_CAP_ID_SATA,
-                                         ICH9_SATA_CAP_OFFSET, SATA_CAP_SIZE);
+    sata_cap_offset = pci_add_capability2(dev, PCI_CAP_ID_SATA,
+                                          ICH9_SATA_CAP_OFFSET, SATA_CAP_SIZE,
+                                          errp);
     if (sata_cap_offset < 0) {
-        return sata_cap_offset;
+        return;
     }
 
     sata_cap = dev->config + sata_cap_offset;
@@ -139,8 +140,6 @@ static int pci_ich9_ahci_init(PCIDevice *dev)
      * should be PMCAP, the Intel ICH9 data sheet specifies that the ICH9
      * AHCI device puts the MSI capability first, pointing to 0x80. */
     msi_init(dev, ICH9_MSI_CAP_OFFSET, 1, true, false);
-
-    return 0;
 }
 
 static void pci_ich9_uninit(PCIDevice *dev)
@@ -158,7 +157,7 @@ static void ich_ahci_class_init(ObjectClass *klass, void *data)
     DeviceClass *dc = DEVICE_CLASS(klass);
     PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
 
-    k->init = pci_ich9_ahci_init;
+    k->realize = pci_ich9_ahci_realize;
     k->exit = pci_ich9_uninit;
     k->vendor_id = PCI_VENDOR_ID_INTEL;
     k->device_id = PCI_DEVICE_ID_INTEL_82801IR;